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10304001031 = 24148787793
BaseRepresentation
bin10011001100010101…
…01001010000000111
3222121002210111010211
421212022221100013
5132100311013111
64422242300251
7513225364222
oct114612512007
928532714124
1010304001031
114408381535
121bb6957687
13c8298943c
146da6985b9
1540490c521
hex2662a9407

10304001031 has 8 divisors (see below), whose sum is σ = 10368120224. Its totient is φ = 10240058880.

The previous prime is 10304001023. The next prime is 10304001041. The reversal of 10304001031 is 13010040301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10304001031 - 23 = 10304001023 is a prime.

It is a super-2 number, since 2×103040010312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10304001041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73471 + ... + 161263.

It is an arithmetic number, because the mean of its divisors is an integer number (1296015028).

Almost surely, 210304001031 is an apocalyptic number.

10304001031 is a deficient number, since it is larger than the sum of its proper divisors (64119193).

10304001031 is an equidigital number, since it uses as much as digits as its factorization.

10304001031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88521.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 10304001031 its reverse (13010040301), we get a palindrome (23314041332).

The spelling of 10304001031 in words is "ten billion, three hundred four million, one thousand, thirty-one".

Divisors: 1 241 487 87793 117367 21158113 42755191 10304001031